<atInput class="input-demo" [atType]="'number'"
         [max]="3"
         [atSize]="'small'"
         [atStatus]="'warning'"
         [placeholder]="'large'">
</atInput>

<atInput class="input-demo" [atType]="'number'"
         [placeholder]="'normal'">
</atInput>

<atInput class="input-demo" [atType]="'number'"
         [atSize]="'large'"
         [placeholder]="'large'">
</atInput>
